Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Nb4 win in 3 half-moves
2 Kc5 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Kd7 draw
7 Ke7 draw
8 Nc5 draw
9 Nb8 loss in 16 half-moves
10 Nc7 loss in 4 half-moves
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves